IPR Details
Ted Krovetz's Statement about IPR related to draft-krovetz-rc6-rc5-vectors belonging to EMC Corp

Submitted: April 12, 2018 under the rules in RFC 8179

Note: Updates to IPR disclosures must only be made by authorized representatives of the original submitters. Updates will automatically be forwarded to the current Patent Holder's Contact and to the Submitter of the original IPR disclosure.

I. Possible Patent Holder/Applicant ("Patent Holder")

Holder legal name EMC Corp

II. Contact Information for the IETF Participant Whose Personal Belief Triggered this Disclosure

Name Ted Krovetz
Email ted@krovetz.net
Other info

III. IETF Document or Other Contribution to Which this IPR Disclosure Relates

Internet-Draft: draft-krovetz-rc6-rc5-vectors ("RC6 and RC5 Test Vectors For Multiple Block Sizes")

IV. Disclosure of Patent Information i.e., patents or patent applications required to be disclosed by RFC 8179

A. For granted patents or published pending patent applications, please provide the following information:

Patent, Serial, Publication, Registration, or Application/File number(s)

Date: 1995-11-01
Notes: https://patents.google.com/patent/US5724428A
Title: Block encryption algorithm with data-dependent rotations
Number: US5724428
Inventor: Ronald L. Rivest

B. Does this disclosure relate to an unpublished pending patent application?:

Has patent pending No

V. Contact Information of Submitter of this Form

Submitter name Ted Krovetz
Submitter email ted@krovetz.net

VI. Other Notes

Additional notes

Also divisional patent: https://patents.google.com/patent/US5835600A

These patents may both have expired by 21 April 2017.

Only those sections of the relevant entry form where the submitter provided information are displayed.